Gulp RTL and Autoprefixer Tasks

gulp-will-rtl.js

var gulp = require('gulp');
// var async  = require('async');
// var Q  = require('q');
// var glob = require('glob');
// var spawn = require('child_process').spawn;
// var argv = require('yargs').argv;
// var path = require('path');
// var watch = require('gulp-watch');
// var _ = require('underscore');
var autoprefixer = require('gulp-autoprefixer');
var rtlcss = require('gulp-rtlcss');
var rename = require('gulp-rename');

gulp.task('css-theme', function () {
    return gulp.src(['../docroot/sites/all/themes/custom/atlas/css/**/*.css', '!../docroot/sites/all/themes/custom/atlas/css/**/*-rtl.css'], {base: '../docroot/sites/all/themes/custom/atlas/css/**/' })
        .pipe(autoprefixer(["last 2 versions", "> 1%"]))
        // .pipe(gulp.dest('../docroot/sites/all/themes/custom/atlas/css/**/')) // Output LTR stylesheets.
        .pipe(rtlcss()) // Convert to RTL.
        .pipe(rename({ suffix: '-rtl' })) // Append "-rtl" to the filename.
        .pipe(gulp.dest('../docroot/sites/all/themes/custom/atlas/css/**/')); // Output RTL stylesheets.
});
gulp.task('css-module', function () {
    return gulp.src(['../docroot/sites/all/modules/glomo/modules/**/*.css', '!../docroot/sites/all/modules/glomo/modules/**/*-rtl.css'], { base: '../docroot/sites/all/modules/glomo/modules/**/' })
        .pipe(autoprefixer(["last 2 versions", "> 1%"]))
        // .pipe(gulp.dest('../docroot/sites/all/modules/glomo/modules/**/')) // Output LTR stylesheets.
        .pipe(rtlcss()) // Convert to RTL.
        .pipe(rename({ suffix: '-rtl' })) // Append "-rtl" to the filename.
        .pipe(gulp.dest('../docroot/sites/all/modules/glomo/modules/**/')); // Output RTL stylesheets.
});
gulp.task('css-shared', function () {
    return gulp.src(['../docroot/sites/all/modules/glomo/shared/**/*.css', '!../docroot/sites/all/modules/glomo/shared/**/*-rtl.css'], { base: '../docroot/sites/all/modules/glomo/shared/**/' })
        .pipe(autoprefixer(["last 2 versions", "> 1%"]))
        // .pipe(gulp.dest('../docroot/sites/all/modules/glomo/shared/**/')) // Output LTR stylesheets.
        .pipe(rtlcss()) // Convert to RTL.
        .pipe(rename({ suffix: '-rtl' })) // Append "-rtl" to the filename.
        .pipe(gulp.dest('../docroot/sites/all/modules/glomo/shared/**/')); // Output RTL stylesheets.
});